Recycled materials
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
UltraFire_HIGH_DRAIN_LI-ION_RECHARGEABLE_BATTERY_2 - UltraFire
UltraFire_HIGH_DRAIN_LI-ION_RECHARGEABLE_BATTERY_2 - UltraFire
Continuous_Discharge_Current_1 - UltraFire
Continuous_Discharge_Current_1 - UltraFire
Mercury_Free_Lead_Free_and_Cadmium_Free - UltraFire
Mercury_Free_Lead_Free_and_Cadmium_Free - UltraFire
Safe_and_Reliable_1 - UltraFire
Safe_and_Reliable_1 - UltraFire
Low_Cost_and_Environmentally_Friendly_1 - UltraFire
Low_Cost_and_Environmentally_Friendly_1 - UltraFire
1-Year_Free_Warranty - UltraFire
1-Year_Free_Warranty - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire

UltraFire® 18650 Rechargeable Battery 2600mAh

2600mAh | 3.7V | Unprotected

UltraFire 18650 rechargeable battery delivers high-drain, reliable power for flashlights, headlamps, and electronics in a compact, lightweight design.

Siez: 68.3mm×10mm×10mm

SKU: 8772

$21.99
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Free Shipping 

Easy Returns

1-Year Warranty
Included

Reviews

Customer Reviews

Based on 11 reviews
91%
(10)
9%
(1)
0%
(0)
0%
(0)
0%
(0)
A
Anonymous
Good 18650 batteries.

The shipping was fast. The batteries are in good condition, recharge easily and work very well.

J
Jason Short
Jason Short

UltraFire's 18650 batteries are the real deal—solid performance and reliable power every time. Definitely no fake capacity here.

J
John Jones

These batteries last longer than expected! Real 2600mAh capacity and they hold up well even after heavy use.

123

Specifications

Brand

UltraFire
Title

Battery Type

18650
Title

Material

Li-ion
Title

Capacity

2600mAh
Title

Voltage

3.7V
Title

Max Continuous Discharge

5.2A
Title

Energy

9.62 Wh
Title

Charging Time

About 5-7 hours
Title

Cycle Life

500+ full charges
Title

Size

68.3mm×10mm×10mm
Title

Weight

46g
Title

Chargeable

Yes
Title

Protective Case

NO
Title

Certifications

CE, FCC, MSDS, UN38.8

Use Cases

DIY Powerwall Cell Banks

Cordless Power Tool Battery Replacement

Power Tool Battery Rebuilding

High-Performance LED Flashlights

EDC (Everyday Carry) Tactical Flashlights

E-Bike Battery Pack Building

PEVs (Personal Electric Vehicles) Power

Custom Electric Skateboard (esk8) Packs

Solar Energy Storage Systems

Off-Grid Solar Battery Banks

Portable Power Stations

Custom Lithium-Ion Battery Packs

Emergency Survival Gear Power

RC (Radio Control) Transmitters and Vehicles

Robotics and DIY Electronics Power

Arduino and Microcontroller Battery Shields

Ham Radio Portable Power

Solar Garden Light Upgrades
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
UltraFire_HIGH_DRAIN_LI-ION_RECHARGEABLE_BATTERY_2 - UltraFire
Continuous_Discharge_Current_1 - UltraFire
Mercury_Free_Lead_Free_and_Cadmium_Free - UltraFire
Safe_and_Reliable_1 - UltraFire
Low_Cost_and_Environmentally_Friendly_1 - UltraFire
1-Year_Free_Warranty - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire
18650 2600mAh 3.7V Rechargeable Batteries (2/4-Pack) - UltraFire

UltraFire® 18650 Rechargeable Battery 2600mAh

$21.99